5495168152561 has 2 divisors, whose sum is σ = 5495168152562. Its totient is φ = 5495168152560.

The previous prime is 5495168152559. The next prime is 5495168152631. The reversal of 5495168152561 is 1652518615945.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4635542486961 + 859625665600 = 2153031^2 + 927160^2 .

It is a cyclic number.

It is not a de Polignac number, because 5495168152561 - 2¹ = 5495168152559 is a prime.

Together with 5495168152559, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 5495168152496 and 5495168152505.

It is not a weakly prime, because it can be changed into another prime (5495168153561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2747584076280 + 2747584076281.

It is an arithmetic number, because the mean of its divisors is an integer number (2747584076281).

Almost surely, 2^{5495168152561} is an apocalyptic number.

It is an amenable number.

5495168152561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5495168152561 is an equidigital number, since it uses as much as digits as its factorization.

5495168152561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960000, while the sum is 58.

The spelling of 5495168152561 in words is "five trillion, four hundred ninety-five billion, one hundred sixty-eight million, one hundred fifty-two thousand, five hundred sixty-one".